The US Food and Drug Administration (FDA) recently took several actions to expand the use of one of the COVID-19 vaccines.

COVID-19 cases are skyrocketing in the United States, with the increase apparently driven largely by the Omicron variant.

The Omicron variant of COVID-19 is tearing across the United States and driving case numbers to record highs. Here's what health officials say will fight this fast-moving variant.

The US Food and Drug Administration (FDA) has approved the the first oral treatment for COVID through an emergency use authorization (EUA).

Since the start of the pandemic, excess weight has appeared to be linked to worse COVID-19 outcomes. Now, early research is providing a possible explanation.

COVID-19 continues to spread in the United States and around the world. Here's what you need to know.

There's a new variant of COVID-19, and it's sparking concern among health officials and the public around the world.

The protection one of the authorized COVID-19 vaccines provides may decrease after six months, according to a new study.

Health officials are investigating a Salmonella outbreak that appears to be linked to salad greens.

As viruses replicate, they start to change. That's exactly what has happened with COVID-19, which has led to several variants of the original virus.